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Kindergarten Missing Numbers Worksheets — Free Printable PDF

In kindergarten, a missing number problem like 3 + ___ = 5 is really a number-bond puzzle: how many more make five? Solving these blanks builds the part-whole thinking that everything from subtraction to algebra later stands on. Kindergarten has three separate sheets — Missing Addend, Make Ten and Missing Subtrahend — each with its own three levels. Pick a sheet, set the level and question count below, and the worksheet updates instantly — and the page link always reproduces that exact sheet, so tomorrow's copy matches today's.

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Missing Numbers · Kindergarten

Grade
Topic
SkillEach skill is a different kind of question, with its own levels.
Level
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20

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Kindergarten · 2 pages · A4

Missing Numbers Practice

Kindergarten • Missing Addend • First number missing
Name:Date:

Write the number the sum starts with.

  1. 1) ___ + 4 = 6
  2. 2) ___ + 1 = 2
  3. 3) ___ + 2 = 5
  1. 4) ___ + 1 = 7
  2. 5) ___ + 9 = 10
  3. 6) ___ + 8 = 10
  1. 7) ___ + 1 = 3
  2. 8) ___ + 4 = 5
  3. 9) ___ + 5 = 10
  1. 10) ___ + 4 = 7
  2. 11) ___ + 2 = 3
  3. 12) ___ + 2 = 8
  1. 13) ___ + 2 = 4
  2. 14) ___ + 6 = 10
  3. 15) ___ + 7 = 10
  1. 16) ___ + 1 = 10
  2. 17) ___ + 1 = 8
  3. 18) ___ + 3 = 6
  1. 19) ___ + 6 = 8
  2. 20) ___ + 1 = 6
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Page 1 of 2

Answer Key

  1. 1. 2
  2. 2. 1
  3. 3. 3
  4. 4. 6
  1. 5. 1
  2. 6. 2
  3. 7. 2
  4. 8. 1
  1. 9. 5
  2. 10. 3
  3. 11. 1
  4. 12. 6
  1. 13. 2
  2. 14. 4
  3. 15. 3
  4. 16. 9
  1. 17. 7
  2. 18. 3
  3. 19. 2
  4. 20. 5
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Page 2 of 2

More Kindergarten missing numbers skills

Each one generates a different kind of question, with its own three levels and answer key.

What each level generates

Kindergarten missing addend — the exact skill behind each difficulty setting, straight from the generator.

  1. Level 1Second number missing
  2. Level 2First number missing
  3. Level 3Total written first

Grade levels follow the progression common to most English-language curricula — not one specific national curriculum. Every level shows exactly what it generates, so you can check the fit with your own program. See the full scope & sequence →

What missing numbers look like in Kindergarten

Most curricula expect kindergartners to decompose numbers within 10 — knowing that 5 is 2 and 3, or 4 and 1 — and to find the number that makes 10 from any number 1–9. A blank in an equation is exactly that skill written down: 3 + ___ = 5 asks for the hidden part. Missing Addend keeps every total at 10 or below so fingers and counters still work, and it moves the blank around — second number, then first number, then the whole equation written the other way round. Make Ten narrows that to the bonds that reach ten, and Missing Subtrahend does the same job for take-away.

A realistic benchmark: solid pairs to 5 by mid-year, pairs to 10 by year-end, solved with counting on or objects rather than instant recall. Speed is not the goal at this age — correctly finding the missing part, by any honest method, is.

Making blank-filling work at home

Keep sheets tiny: 5–8 problems, worked with counters or fingers beside the page. Put out the first number in blocks, then ask your child to add blocks until they reach the total — the blank is however many they added. Type their name into the name field so it prints on the sheet (it stays on your device and is never uploaded); a named sheet feels like their own work.

The classic kindergarten error is writing the total in the blank — answering 5 for 3 + ___ = 5 — because every equation they have seen so far ended in the answer. When that happens, cover the total with a finger and ask "3 and how many more make 5?" out loud before writing. Press Shuffle for a fresh set at the same settings whenever a sheet is finished.

Frequently asked questions

▸Can kindergartners really do missing number problems?

Yes, within 10 and with support. Finding the missing part of a number bond — 2 + ___ = 6 — is a standard kindergarten skill in most curricula, as long as counters, fingers, or drawings are allowed.

▸How many problems should a kindergarten missing number sheet have?

5–8. Attention runs out fast at this age, and each problem deserves counters and conversation. Use the question-count stepper to keep sheets short and finish with energy left over.

▸My child writes the total in the blank. What should I do?

It is the most common early error — they assume the blank is the answer spot. Cover the total, ask "3 and how many more make 5?", and let them count up with objects. It usually resolves within a week or two of practice.

▸Is the name on the worksheet stored anywhere?

No. The child-name field only adds the name to the printed sheet. It never leaves your device and is not part of the shareable link.

▸Is this generator free to use?

Completely free — no account, no sign-up, no watermark. Generate and print as many kindergarten sheets as you like.

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